TY - JOUR AU - Yan-Ping Mu TI - Linear recurrence relations for sums of products of two terms JO - The electronic journal of combinatorics PY - 2011 VL - 18 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.37236/657/ DO - 10.37236/657 ID - 10_37236_657 ER -